xref: /haiku/headers/posix/stdio.h (revision 893988af824e65e49e55f517b157db8386e8002b)
1 /*
2 ** Distributed under the terms of the OpenBeOS License.
3 */
4 #ifndef _STDIO_H_
5 #define _STDIO_H_
6 
7 
8 #include <sys/types.h>
9 #include <null.h>
10 #include <stdarg.h>
11 
12 
13 /* Dodge gcc 2.95.3's fixincludes hack stdio_va_list by including this string:
14  * __gnuc_va_list */
15 
16 
17 #define BUFSIZ			8192
18 #define _IOFBF			0		/* fully buffered */
19 #define _IOLBF			1		/* line buffered */
20 #define _IONBF			2		/* not buffered */
21 
22 /*
23  * FOPEN_MAX is a minimum maximum, and should be the number of descriptors
24  * that the kernel can provide without allocation of a resource that can
25  * fail without the process sleeping.  Do not use this for anything
26  */
27 #define FOPEN_MAX		128
28 #define STREAM_MAX		FOPEN_MAX
29 #define FILENAME_MAX	256
30 #define TMP_MAX			32768
31 
32 #define L_ctermid  		32
33 #define L_cuserid  		32
34 #define	L_tmpnam		512
35 
36 #define	P_tmpdir		"/tmp/"
37 
38 #ifdef EOF
39 #	undef EOF
40 #endif
41 #define EOF -1
42 
43 #ifndef SEEK_SET
44 #	define SEEK_SET 0
45 #endif
46 #ifndef SEEK_CUR
47 #	define SEEK_CUR 1
48 #endif
49 #ifndef SEEK_END
50 #	define SEEK_END 2
51 #endif
52 
53 
54 typedef off_t fpos_t;
55 
56 #include <stdio_pre.h>
57 
58 extern FILE *stdin;
59 extern FILE *stdout;
60 extern FILE *stderr;
61 
62 
63 #ifdef __cplusplus
64 extern "C" {
65 #endif
66 
67 /* file operations */
68 extern FILE		*fopen(const char *name, const char *mode);
69 extern FILE		*freopen(const char *name, const char *mode, FILE *stream);
70 extern FILE		*fdopen(int fd, const char *mode);
71 extern int		fclose(FILE *stream);
72 
73 extern int		fileno(FILE *stream);
74 extern int		fileno_unlocked(FILE *stream);
75 
76 extern int		ferror(FILE *stream);
77 extern int		ferror_unlocked(FILE *stream);
78 extern void		clearerr(FILE *stream);
79 extern void		clearerr_unlocked(FILE *stream);
80 
81 extern int		feof(FILE *stream);
82 extern int		feof_unlocked(FILE *stream);
83 
84 extern void		flockfile(FILE *stream);
85 extern void		funlockfile(FILE *stream);
86 extern int		ftrylockfile(FILE *stream);
87 
88 extern int		remove(const char *name);
89 extern int		rename(const char *from, const char *to);
90 
91 /* pipes */
92 extern FILE		*popen(const char *command, const char *mode);
93 extern int		pclose(FILE *stream);
94 extern void		perror(const char *errorPrefix);
95 
96 /* file I/O */
97 extern int		fflush(FILE *stream);
98 extern int		fflush_unlocked(FILE *stream);
99 extern int		fpurge(FILE *stream);
100 
101 extern int		fgetpos(FILE *stream, fpos_t *position);
102 extern int		fsetpos(FILE *stream, const fpos_t *position);
103 extern int		fseek(FILE *stream, long offset, int seekType);
104 extern int		fseeko(FILE *stream, off_t offset, int seekType);
105 extern int		_fseek(FILE *stream, fpos_t offset, int seekType);
106 extern long		ftell(FILE *stream);
107 extern off_t	ftello(FILE *stream);
108 extern fpos_t	_ftell(FILE *stream);
109 
110 extern void		rewind(FILE *stream);
111 
112 extern void		setbuf (FILE *file, char *buff);
113 extern int		setvbuf(FILE *file, char *buff, int mode, size_t size);
114 extern int		setbuffer(FILE *stream, char *buf, size_t size);
115 extern int 	    	setlinebuf(FILE *stream);
116 
117 extern size_t	fwrite(const void *buffer, size_t size, size_t numItems, FILE *stream);
118 extern size_t	fread(void *buffer, size_t size, size_t numItems, FILE *stream);
119 
120 extern int		putc(int c, FILE *stream);
121 extern int		putchar(int c);
122 extern int		putc_unlocked(int c, FILE *stream);
123 extern int		putchar_unlocked(int c);
124 extern int		fputc(int c, FILE *stream);
125 extern int		fputc_unlocked(int c, FILE *stream);
126 extern int		puts(const char *string);
127 extern int		fputs(const char *string, FILE *stream);
128 
129 extern int		getc(FILE *stream);
130 extern int		getc_unlocked(FILE *stream);
131 extern int		ungetc(int c, FILE *stream);
132 extern int		getchar(void);
133 extern int		getchar_unlocked(void);
134 extern int		fgetc(FILE *stream);
135 extern char		*gets(char *buffer);
136 extern char		*fgets(char *string, int stringLength, FILE *stream);
137 
138 /* formatted I/O */
139 extern int		printf(char const *format, ...) __PRINTFLIKE(1,2);
140 extern int		fprintf(FILE *stream, char const *format, ...) __PRINTFLIKE(2,3);
141 extern int		sprintf(char *string, char const *format, ...) __PRINTFLIKE(2,3);
142 extern int		snprintf(char *string, size_t size, char const *format, ...) __PRINTFLIKE(3,4);
143 extern int		asprintf(char **ret, char const *format, ...) __PRINTFLIKE(2,3);
144 extern int		vprintf(char const *format, va_list ap);
145 extern int		vfprintf(FILE *stream, char const *format, va_list ap);
146 extern int		vsprintf(char *string, char const *format, va_list ap);
147 extern int		vsnprintf(char *string, size_t size, char const *format, va_list ap);
148 extern int		vasprintf(char **ret, char const *format, va_list ap);
149 
150 extern int		scanf(char const *format, ...);
151 extern int		fscanf(FILE *stream, char const *format, ...);
152 extern int		sscanf(char const *str, char const *format, ...);
153 extern int		vscanf(char const *format, va_list ap);
154 extern int		vsscanf(char const *str, char const *format, va_list ap);
155 extern int		vfscanf(FILE *stream, char const *format, va_list ap);
156 
157 /* misc */
158 extern char		*ctermid(char *controllingTerminal);
159 extern char		*cuserid(char *s);
160 
161 /* temporary files */
162 extern char		*tempnam(char *path, char *prefix);
163 extern FILE		*tmpfile(void);
164 extern char 	*tmpnam(char *nameBuffer);
165 extern char 	*tmpnam_r(char *nameBuffer);
166 
167 #include <stdio_post.h>
168 
169 #ifdef __cplusplus
170 }
171 #endif
172 
173 #endif	/* _STDIO_H_ */
174